Test per specification 042-00050-00 ("Surface Durability Testing"); Section 6.3 ("Wet Demnim Abrasion")● Test Locations: 6 locations (tracks) on Back face of enclosure● Cycle Counts: (back and forth = 1 cycle)● Track 1: 5 cycle● Track 2: 10 cycles● Track 3: 50 cycles● Track 4: 200 cycles● Track 5: 1000 cycles● Track 6: 3000 cycles● Rod Attachment: 10 mm x 10 mm square flat metal tip with a 5 mm thick 50A durometer rubber● Wrap the tip with a 50 mm x 50 mm square piece of unwashed 501 Dark Stonewash denim and secure with a zip tie (see Figure 21)● Use new denim for each sample● TSL-0 = 500 grams ± 1% (Total weight rod, rod end attachment, and top weights)● Speed: 60 cycles/minute● Stroke: 25 mm